Answer:

1. (x + 3)²

2. 2x² (1 + 5x76)

Explanation:

hindi ko po alam kung tama pero sana makatulong.

Answer:

1.(x+3)

Step-by-step explanation:

1.x²+6x+9

x²=(x)² 9=(3)

2(x) (3) =6

x²+6x+9=(x+3)